package exception;
/**
 * java异常处理机制：try....catch
 * try{
 *     代码片段
 * }catch（xxxException e){
 *     当try的代码片段出现xxxException时的补救措施
 * }
 *
 */
public class TryCatchDemo {
    public static void main(String[] args) {
        System.out.println("程序开始了....");
        try{
           //String line=null;
           //System.out.println(line.length());
           //String line1 = "";
           //System.out.println(line1.charAt(0));
            String line2="abc";
            System.out.println(Integer.parseInt(line2));
        }catch (NullPointerException e){
            System.out.println("出现了空指针异常并解决了");
        } catch (StringIndexOutOfBoundsException e){
            System.out.println("出现了字符串下标越界异常并解决了");
        }catch (Exception e){
            System.out.println("反正就是出了错并解决了");

        }

        System.out.println("程序结束了");

    }
}
